[root@pf1 ~]# service nginx status
Redirecting to /bin/systemctl status nginx.service
● nginx.service - nginx - high performance web server
Loaded: loaded (/usr/lib/systemd/system/nginx.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2019-04-30 10:57:55 UTC; 19h ago
Docs: http://nginx.org/en/docs/
Process: 15765 ExecReload=/bin/kill -s HUP $MAINPID (code=exited, status=0/SUCCESS)
Process: 3416 ExecStart=/usr/sbin/nginx -c /etc/nginx/nginx.conf (code=exited, status=0/SUCCESS)
Main PID: 3437 (nginx)
CGroup: /system.slice/nginx.service
├─ 3437 nginx: master process /usr/sbin/nginx -c /etc/nginx/nginx.conf
├─15766 nginx: worker process
└─15767 nginx: cache manager process
May 01 06:14:21 pf1.myweb.com systemd[1]: Reloading nginx - high performance web server.
May 01 06:14:21 pf1.myweb.com systemd[1]: Reloaded nginx - high performance web server.
[root@pf1 ~]# nginx -t
nginx: [warn] conflicting server name “www.myweb.com” on 167...***:80, ignored
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
Check your nginx logs under /var/log/nginx and perhaps share the error.log